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-rw-r--r--crypto/heimdal/lib/roken/rtbl.c278
1 files changed, 278 insertions, 0 deletions
diff --git a/crypto/heimdal/lib/roken/rtbl.c b/crypto/heimdal/lib/roken/rtbl.c
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+++ b/crypto/heimdal/lib/roken/rtbl.c
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+/*
+ * Copyright (c) 2000 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+RCSID ("$Id: rtbl.c,v 1.3 2000/07/20 14:42:31 assar Exp $");
+#endif
+#include "roken.h"
+#include "rtbl.h"
+
+struct column_entry {
+ char *data;
+};
+
+struct column_data {
+ char *header;
+ char *prefix;
+ int width;
+ unsigned flags;
+ size_t num_rows;
+ struct column_entry *rows;
+};
+
+struct rtbl_data {
+ char *column_prefix;
+ size_t num_columns;
+ struct column_data **columns;
+};
+
+rtbl_t
+rtbl_create (void)
+{
+ return calloc (1, sizeof (struct rtbl_data));
+}
+
+static struct column_data *
+rtbl_get_column (rtbl_t table, const char *column)
+{
+ int i;
+ for(i = 0; i < table->num_columns; i++)
+ if(strcmp(table->columns[i]->header, column) == 0)
+ return table->columns[i];
+ return NULL;
+}
+
+void
+rtbl_destroy (rtbl_t table)
+{
+ int i, j;
+
+ for (i = 0; i < table->num_columns; i++) {
+ struct column_data *c = table->columns[i];
+
+ for (j = 0; j < c->num_rows; j++)
+ free (c->rows[j].data);
+ free (c->header);
+ free (c->prefix);
+ free (c);
+ }
+ free (table->column_prefix);
+ free (table->columns);
+}
+
+int
+rtbl_add_column (rtbl_t table, const char *header, unsigned int flags)
+{
+ struct column_data *col, **tmp;
+
+ tmp = realloc (table->columns, (table->num_columns + 1) * sizeof (*tmp));
+ if (tmp == NULL)
+ return ENOMEM;
+ table->columns = tmp;
+ col = malloc (sizeof (*col));
+ if (col == NULL)
+ return ENOMEM;
+ col->header = strdup (header);
+ if (col->header == NULL) {
+ free (col);
+ return ENOMEM;
+ }
+ col->prefix = NULL;
+ col->width = 0;
+ col->flags = flags;
+ col->num_rows = 0;
+ col->rows = NULL;
+ table->columns[table->num_columns++] = col;
+ return 0;
+}
+
+static void
+column_compute_width (struct column_data *column)
+{
+ int i;
+
+ column->width = strlen (column->header);
+ for (i = 0; i < column->num_rows; i++)
+ column->width = max (column->width, strlen (column->rows[i].data));
+}
+
+int
+rtbl_set_prefix (rtbl_t table, const char *prefix)
+{
+ if (table->column_prefix)
+ free (table->column_prefix);
+ table->column_prefix = strdup (prefix);
+ if (table->column_prefix == NULL)
+ return ENOMEM;
+ return 0;
+}
+
+int
+rtbl_set_column_prefix (rtbl_t table, const char *column,
+ const char *prefix)
+{
+ struct column_data *c = rtbl_get_column (table, column);
+
+ if (c == NULL)
+ return -1;
+ if (c->prefix)
+ free (c->prefix);
+ c->prefix = strdup (prefix);
+ if (c->prefix == NULL)
+ return ENOMEM;
+ return 0;
+}
+
+
+static const char *
+get_column_prefix (rtbl_t table, struct column_data *c)
+{
+ if (c == NULL)
+ return "";
+ if (c->prefix)
+ return c->prefix;
+ if (table->column_prefix)
+ return table->column_prefix;
+ return "";
+}
+
+int
+rtbl_add_column_entry (rtbl_t table, const char *column, const char *data)
+{
+ struct column_entry row, *tmp;
+
+ struct column_data *c = rtbl_get_column (table, column);
+
+ if (c == NULL)
+ return -1;
+
+ row.data = strdup (data);
+ if (row.data == NULL)
+ return ENOMEM;
+ tmp = realloc (c->rows, (c->num_rows + 1) * sizeof (*tmp));
+ if (tmp == NULL) {
+ free (row.data);
+ return ENOMEM;
+ }
+ c->rows = tmp;
+ c->rows[c->num_rows++] = row;
+ return 0;
+}
+
+int
+rtbl_format (rtbl_t table, FILE * f)
+{
+ int i, j;
+
+ for (i = 0; i < table->num_columns; i++)
+ column_compute_width (table->columns[i]);
+ for (i = 0; i < table->num_columns; i++) {
+ struct column_data *c = table->columns[i];
+
+ fprintf (f, "%s", get_column_prefix (table, c));
+ fprintf (f, "%-*s", (int)c->width, c->header);
+ }
+ fprintf (f, "\n");
+
+ for (j = 0;; j++) {
+ int flag = 0;
+
+ for (i = 0; flag == 0 && i < table->num_columns; ++i) {
+ struct column_data *c = table->columns[i];
+
+ if (c->num_rows > j) {
+ ++flag;
+ break;
+ }
+ }
+ if (flag == 0)
+ break;
+
+ for (i = 0; i < table->num_columns; i++) {
+ int w;
+ struct column_data *c = table->columns[i];
+
+ w = c->width;
+
+ if ((c->flags & RTBL_ALIGN_RIGHT) == 0)
+ w = -w;
+ fprintf (f, "%s", get_column_prefix (table, c));
+ if (c->num_rows <= j)
+ fprintf (f, "%*s", w, "");
+ else
+ fprintf (f, "%*s", w, c->rows[j].data);
+ }
+ fprintf (f, "\n");
+ }
+ return 0;
+}
+
+#ifdef TEST
+int
+main (int argc, char **argv)
+{
+ rtbl_t table;
+ unsigned int a, b, c, d;
+
+ table = rtbl_create ();
+ rtbl_add_column (table, "Issued", 0, &a);
+ rtbl_add_column (table, "Expires", 0, &b);
+ rtbl_add_column (table, "Foo", RTBL_ALIGN_RIGHT, &d);
+ rtbl_add_column (table, "Principal", 0, &c);
+
+ rtbl_add_column_entry (table, a, "Jul 7 21:19:29");
+ rtbl_add_column_entry (table, b, "Jul 8 07:19:29");
+ rtbl_add_column_entry (table, d, "73");
+ rtbl_add_column_entry (table, d, "0");
+ rtbl_add_column_entry (table, d, "-2000");
+ rtbl_add_column_entry (table, c, "krbtgt/NADA.KTH.SE@NADA.KTH.SE");
+
+ rtbl_add_column_entry (table, a, "Jul 7 21:19:29");
+ rtbl_add_column_entry (table, b, "Jul 8 07:19:29");
+ rtbl_add_column_entry (table, c, "afs/pdc.kth.se@NADA.KTH.SE");
+
+ rtbl_add_column_entry (table, a, "Jul 7 21:19:29");
+ rtbl_add_column_entry (table, b, "Jul 8 07:19:29");
+ rtbl_add_column_entry (table, c, "afs@NADA.KTH.SE");
+
+ rtbl_set_prefix (table, " ");
+ rtbl_set_column_prefix (table, a, "");
+
+ rtbl_format (table, stdout);
+
+ rtbl_destroy (table);
+
+}
+
+#endif
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